invoice guard book

例句：

1. 1. The company issued a new invoice protection book to its employees.
   公司向其员工发放了一本新的发票保护书。
2. 2.The new invoice protection book contains important information about tax regulations.
   这本新的发票保护书包含了关于税收规定的重要信息。
3. 3. The employee used the invoice protection book to protect their own interests during the tax audit.
   员工使用发票保护书在税务审计期间保护自己的利益。